Mathematical analysis and numerical simulation of a model of morphogenesis

We consider a simple mathematical model of distribution of morphogens (signaling molecules responsible for the differentiation of cells and the creation of tissue patterns). The mathematical model is a particular case of the model proposed by Lander, Nie and Wan in 2006 and similar to the model pres...

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Main Authors: Ana I. Muñoz, José Ignacio Tello
Format: Article
Language:English
Published: AIMS Press 2011-07-01
Series:Mathematical Biosciences and Engineering
Subjects:
Online Access:https://www.aimspress.com/article/doi/10.3934/mbe.2011.8.1035
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author Ana I. Muñoz
José Ignacio Tello
author_facet Ana I. Muñoz
José Ignacio Tello
author_sort Ana I. Muñoz
collection DOAJ
description We consider a simple mathematical model of distribution of morphogens (signaling molecules responsible for the differentiation of cells and the creation of tissue patterns). The mathematical model is a particular case of the model proposed by Lander, Nie and Wan in 2006 and similar to the model presented in Lander, Nie, Vargas and Wan 2005. The model consists of a system of three equations: a PDE of parabolic type with dynamical boundary conditions modelling the distribution of free morphogens and two ODEs describing the evolution of bound and free receptors. Three biological processes are taken into account: diffusion, degradation and reversible binding. We study the stationary solutions and the evolution problem. Numerical simulations show the behavior of the solution depending on the values of the parameters.
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spelling doaj-art-b9cfd6955f9d40a2919171a0501a8a772025-01-24T02:02:16ZengAIMS PressMathematical Biosciences and Engineering1551-00182011-07-01841035105910.3934/mbe.2011.8.1035Mathematical analysis and numerical simulation of a model of morphogenesisAna I. Muñoz0José Ignacio Tello1Departamento de Matemática Aplicada, ESCET, Universidad Rey Juan Carlos, 28933 Móstoles, MadridDepartamento de Matemática Aplicada, ESCET, Universidad Rey Juan Carlos, 28933 Móstoles, MadridWe consider a simple mathematical model of distribution of morphogens (signaling molecules responsible for the differentiation of cells and the creation of tissue patterns). The mathematical model is a particular case of the model proposed by Lander, Nie and Wan in 2006 and similar to the model presented in Lander, Nie, Vargas and Wan 2005. The model consists of a system of three equations: a PDE of parabolic type with dynamical boundary conditions modelling the distribution of free morphogens and two ODEs describing the evolution of bound and free receptors. Three biological processes are taken into account: diffusion, degradation and reversible binding. We study the stationary solutions and the evolution problem. Numerical simulations show the behavior of the solution depending on the values of the parameters.https://www.aimspress.com/article/doi/10.3934/mbe.2011.8.1035steady statesexistence of solutionsreaction diffusion equationsmorphogenesisnumerical simulations.
spellingShingle Ana I. Muñoz
José Ignacio Tello
Mathematical analysis and numerical simulation of a model of morphogenesis
Mathematical Biosciences and Engineering
steady states
existence of solutions
reaction diffusion equations
morphogenesis
numerical simulations.
title Mathematical analysis and numerical simulation of a model of morphogenesis
title_full Mathematical analysis and numerical simulation of a model of morphogenesis
title_fullStr Mathematical analysis and numerical simulation of a model of morphogenesis
title_full_unstemmed Mathematical analysis and numerical simulation of a model of morphogenesis
title_short Mathematical analysis and numerical simulation of a model of morphogenesis
title_sort mathematical analysis and numerical simulation of a model of morphogenesis
topic steady states
existence of solutions
reaction diffusion equations
morphogenesis
numerical simulations.
url https://www.aimspress.com/article/doi/10.3934/mbe.2011.8.1035
work_keys_str_mv AT anaimunoz mathematicalanalysisandnumericalsimulationofamodelofmorphogenesis
AT joseignaciotello mathematicalanalysisandnumericalsimulationofamodelofmorphogenesis